<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div,
        h3, 
        ul > li {
            color: red;
        }
    </style>
</head>
<body>
    <div>苹果</div>
    <h3>香蕉</h3>
    <ul>
     <li>鸭梨</li>
     <li>橙子</li>
    </ul>
</body>
</html>